[B! filesystem] Hayatoã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

Hayato id:Hayato

filesystemã«é–¢ã™ã‚‹Hayatoã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (6)

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Oracle ASM Cluster File Systemï¼ˆOracle ACFSï¼‰ã®ç®¡ç†
ã‚¹ã‚¯ãƒªãƒ¼ãƒ³ã‚·ãƒ§ãƒƒãƒˆã®è¡¨ç¤º ã“ã®ã‚¢ã‚¤ã‚³ãƒ³ã®ä¸Šã«ã‚«ãƒ¼ã‚½ãƒ«ã‚’ç½®ãã¨ã€ã™ã¹ã¦ã®ã‚¹ã‚¯ãƒªãƒ¼ãƒ³ã‚·ãƒ§ãƒƒãƒˆãŒãƒãƒ¼ãƒ‰ã—ã€è¡¨ç¤ºã•ã‚Œã¾ã™ã€‚ ï¼ˆè¦å‘Šï¼šã“ã®æ“ä½œã«ã‚ˆã£ã¦ã€åŒæ™‚ã«ã™ã¹ã¦ã®ã‚¹ã‚¯ãƒªãƒ¼ãƒ³ã‚·ãƒ§ãƒƒãƒˆãŒãƒãƒ¼ãƒ‰ã•ã‚Œã‚‹ãŸã‚ã€ã”ä½¿ç”¨ã®ã‚¤ãƒ³ã‚¿ãƒ¼ãƒãƒƒãƒˆæŽ¥ç¶šã«ã‚ˆã£ã¦ã¯å¿œç”æ™‚é–“ãŒé…ããªã‚‹å ´åˆãŒã‚ã‚Šã¾ã™ã€‚ï¼‰ æ³¨ï¼šå„æ‰‹é †ã«é–¢é€£ã—ãŸã‚¹ã‚¯ãƒªãƒ¼ãƒ³ã‚·ãƒ§ãƒƒãƒˆã®ã¿ã‚’è¡¨ç¤ºã™ã‚‹å ´åˆã¯ã€ãã‚Œãžã‚Œã®æ‰‹é †ã«ã‚ã‚‹å„ã‚¢ã‚¤ã‚³ãƒ³ã®ä¸Šã«ã‚«ãƒ¼ã‚½ãƒ«ã‚’ç½®ã„ã¦ãã ã•ã„ã€‚ æ¦‚è¦ ã“ã®ãƒãƒ¥ãƒ¼ãƒˆãƒªã‚¢ãƒ«ã§ã¯ã€é…å¸ƒã•ã‚ŒãŸãƒ¦ãƒ¼ãƒ†ã‚£ãƒªãƒ†ã‚£ã‚’ä½¿ç”¨ã—ã¦ã€Oracle Database 11g Release 2ã§Oracle ASM Cluster File Systemï¼ˆOracle ACFSï¼‰ã‚’æ§‹æˆã—ã€ç®¡ç†ã™ã‚‹æ–¹æ³•ã«ã¤ã„ã¦èª¬æ˜Žã—ã¾ã™ã€‚ ã“ã®ãƒãƒ¥ãƒ¼ãƒˆãƒªã‚¢ãƒ«ã§ã¯ç‰¹ã«ã€Oracle ASMå‹•çš„ãƒœãƒªãƒ¥ãƒ¼ãƒ ã®ä½œæˆã€Oracle ACFSã®ç®¡ç†ã€ã‚¹ãƒŠãƒƒãƒ—ã‚·ãƒ§ãƒƒãƒˆæ©Ÿèƒ½ã®ä½¿ç”¨ã«ã¤ã„ã¦é‡ç‚¹çš„ã«èª¬æ˜Žã—ã¾
Hayato 2010/03/27
oracle

cloud

filesystem

asm
ãƒªãƒ³ã‚¯
wdfsã¨FUSEã‚’ä½¿ã£ãŸãƒ•ã‚¡ã‚¤ãƒ«å…±æœ‰ | OSDN Magazine
ãƒãƒ¼ãƒ‰ãƒ‡ã‚£ã‚¹ã‚¯ã®ä¸ã«ã‚ã‚‹ã•ã¾ã–ã¾ãªãƒ‡ãƒ¼ã‚¿ã®åŒæœŸã‚’æ°—ã«ã›ãšã«ã€ãƒ‡ã‚¹ã‚¯ãƒˆãƒƒãƒ—ã€ãƒŽãƒ¼ãƒˆã€ãƒ†ã‚¹ãƒˆæ©Ÿã¨è¤‡æ•°ã®ãƒžã‚·ãƒ³ã‚’çµ¶ãˆãšæ¸¡ã‚Šæ©ãç§ã¯ã€ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ãƒˆã‚’ä¸€å…ƒç®¡ç†ã—ã¦ã©ã“ã‹ã‚‰ã§ã‚‚ã‚¢ã‚¯ã‚»ã‚¹ã§ãã‚‹ã‚ˆã†ã«ã—ã¦ã„ã‚‹ã€‚ãã‚“ãªç§ãŒä½¿ã£ã¦ã„ã‚‹ã®ãŒ wdfs ã¨ã„ã†FUSEç”¨ã®WebDAVãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã ã€‚ ãƒ•ã‚¡ã‚¤ãƒ«ã‚’1ã¤ã®å ´æ‰€ã«ã¾ã¨ã‚ã¦ãŠã‘ã°ã€åŒæœŸã‚„å·®ã—æ›¿ãˆã«ã¤ã„ã¦å¿ƒé…ã›ãšã«æ¸ˆã‚€ã€‚å¤‰æ›´ã—ãŸãƒ•ã‚¡ã‚¤ãƒ«ã‚’é–“é•ã£ã¦ä¸Šæ›¸ãã—ã¦ã—ã¾ã†ã“ã¨ã‚‚ãªãã€ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã‚‚1ã‹æ‰€ã ã‘å–ã‚Œã°ã‚ˆã„ã€‚ WebDAVã¨ã¯ã€HTTPã‚’æ‹¡å¼µã—ã¦åˆ†æ•£ã‚ªãƒ¼ã‚µãƒªãƒ³ã‚°ãŠã‚ˆã³ãƒãƒ¼ã‚¸ãƒ§ãƒ³ç®¡ç†ï¼ˆDistributed Authoring and Versioningï¼‰ã‚’å¯èƒ½ã«ã—ãŸã‚‚ã®ã ã€‚WebDAVã¯ã€Apacheã‚·ã‚¹ãƒ†ãƒ ã§ã¯é€šå¸¸mod_davã§å®Ÿè£…ã•ã‚Œã€å¤šãã®Webãƒ›ã‚¹ãƒ†ã‚£ãƒ³ã‚°ä¼šç¤¾ã‹ã‚‰ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã¨ã—ã¦æä¾›ã•ã‚Œã¦ã„ã‚‹ã®ã§ã€ç‹¬è‡ªã®WebDAVã‚µãƒ¼ãƒã‚’ç°¡å˜ã«å®Ÿè¡Œã§ãã‚‹ã€‚
Hayato 2008/12/02
webdavã‚’ãƒžã‚¦ãƒ³ãƒˆã™ã‚‹wdfs

filesystem

webdav
ãƒªãƒ³ã‚¯
Linux ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚° - Ext3 ã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã‚’æœ€å¤§åŒ–ã•ã›ã‚‹
ã˜ã¤ã¯è‡ªå®…ã‚µãƒ¼ãƒã®ãƒãƒ¼ãƒ‰ã‚¢ãƒ™ãƒ¬ãƒ¼ã‚¸ãŒä¸ŠãŒã‚Šç¶šã‘ã¦ã„ã¾ã™ã€‚åˆ†æžã®çµæžœã€ãƒœãƒˆãƒ«ãƒãƒƒã‚¯ã¯ I/O å‡¦ç†ã§ã—ãŸã€‚CPU ã¯ Athlon64 X2 4400+ ã§ã™ãŒã€ã¾ã ã¾ã å½“åˆ†ã“ã® CPU ã§é–“ã«åˆã„ãã†ã§ã™ã€‚HDD ã¯å½“æ™‚ã¯ 7200 å›žè»¢ã§æœ€é€Ÿã ã£ãŸ HITACHI Deskstar T7K250 SATA2 250GB ã‚’ RAID1 æ§‹æˆã«ã—ãŸã®ã§ã™ãŒã€ä»Šæ€ãˆã°é€Ÿåº¦å„ªå…ˆã§ RAID0 ã«ã—ã¦ãŠã‘ã°è‰¯ã‹ã£ãŸã¨å°‘ã—ã ã‘å¾Œæ‚”ã€‚ I/O ãŒãƒœãƒˆãƒ«ãƒãƒƒã‚¯ã«æˆã£ã¦ã„ã‚‹ç†ç”±ã§ã™ãŒã€Drk7jp ãŒå…¬é–‹ã—ã¦ã„ã‚‹ã‚µãƒ¼ãƒ“ã‚¹ã®å…¨ã¦ãŒã‚ãƒ£ãƒƒã‚·ãƒ¥ãƒ•ã‚¡ã‚¤ãƒ«ã‚’åˆ©ç”¨ã—ãŸé«˜é€ŸåŒ–æ‰‹æ³•ã‚’å–ã£ã¦ã„ã‚‹ã®ã§ã™ãŒã€å˜ç´”ã«ãã‚Œã‚‰ãƒ•ã‚¡ã‚¤ãƒ«ã® write å‡¦ç†ãŒè¿½ã„ã¤ã„ã¦ã„ã¾ã›ã‚“ã€‚å¸¸ã«ä½•ã‚‰ã‹ã®ãƒ—ãƒã‚»ã‚¹ã§ I/O å¾…ã¡çŠ¶æ…‹ãŒç™ºç”Ÿã—ã¦ã„ã‚‹ã‚ˆã†ãªçŠ¶æ³ã§ã™ã€‚æŠœæœ¬çš„ãªè§£æ±ºæ–¹æ³•ã¨ã—ã¦ã¯ disk ã‚’é«˜é€Ÿãªã‚‚ã®ã«äº¤æ›ã™ã‚‹ä»¥å¤–ã‚ã‚Šã¾ã›ã‚“ã€‚ ã¨ã„ã†ã‚ã‘ã§
Hayato 2008/11/30
writebackã§ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã€‚ãŸã ã—é›»æºã‚’ã„ããªã‚Šåˆ‡ã£ãŸå ´åˆãªã©ã«ã‚¿ã‚¤ãƒ ã‚¹ãƒªãƒƒãƒ—ã™ã‚‹å¯èƒ½æ€§ã‚ã‚Šã€‚ã‚ãƒ£ãƒƒã‚·ãƒ¥é ˜åŸŸãªã©ã¯ã“ã®æ–¹ãŒã‚ˆã•ãã†

linux

filesystem

performance
ãƒªãƒ³ã‚¯
Filesystem in Userspace - Wikipedia
Filesystem in Userspace (FUSE) ã¯Unixç³»ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã‚ªãƒšãƒ¬ãƒ¼ãƒ†ã‚£ãƒ³ã‚°ã‚·ã‚¹ãƒ†ãƒ ç”¨ã®ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã‚¤ãƒ³ã‚¿ãƒ•ã‚§ãƒ¼ã‚¹ã§ã‚ã‚‹ã€‚æ¨©é™ã‚’æŒãŸãªã„ãƒ¦ãƒ¼ã‚¶ãŒã‚«ãƒ¼ãƒãƒ«ã‚³ãƒ¼ãƒ‰ã‚’ä¿®æ£ã™ã‚‹ã“ã¨ãªãç‹¬è‡ªã®ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã‚’ä½œæˆã§ãã‚‹æ©Ÿèƒ½ã‚’æä¾›ã™ã‚‹ã€‚ã“ã‚Œã¯ã€ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã®ã‚³ãƒ¼ãƒ‰ã‚’ãƒ¦ãƒ¼ã‚¶ç©ºé–“ã§å®Ÿè¡Œã™ã‚‹ã“ã¨ã§ãªã•ã‚Œã‚‹ã‚‚ã®ã§ã€ãã®éš›FUSEãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã¯å®Ÿéš›ã®ã‚«ãƒ¼ãƒãƒ«ã‚¤ãƒ³ã‚¿ãƒ•ã‚§ãƒ¼ã‚¹ã¸ã®ã€Œæ©‹æ¸¡ã—ã€ã—ã‹æä¾›ã—ãªã„ã€‚ FUSEã¯ãƒ•ãƒªãƒ¼ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã§ã‚ã‚Šã€GNU General Public Licenseã¨GNU Lesser General Public Licenseã«åŸºã¥ããƒªãƒªãƒ¼ã‚¹ã•ã‚Œã¦ã„ã‚‹ã€‚FUSEã®ã‚·ã‚¹ãƒ†ãƒ ã¯å…ƒã€…A Virtual Filesystem (AVFS) ã®ä¸€éƒ¨ã ã£ãŸãŒã€SourceForge.netä¸Šã§ç‹¬ç«‹ã—ãŸãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã¨ã—ã¦åˆ†é›¢ã•ã‚ŒãŸã€‚ FUSEã¯Linuxã€FreeB
Hayato 2008/11/30
fuse

filesystem
ãƒªãƒ³ã‚¯
The ext3cow File System
[What is it?] [Where do I get it?] [Who's working on it?] [To Do...] [Related Work] SORRY! THE REQUESTED PAGE IS MISSING
Hayato 2007/05/11
è‡ªå‹•ãƒãƒ¼ã‚¸ãƒ§ãƒ³ç®¡ç†ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ

linux

filesystem
ãƒªãƒ³ã‚¯
Bsport â€“ Bsports SÃ¢n ChÆ¡i CÃ¡ CÆ°á»£c Thá»ƒ Thao Uy TÃn
Bsport Ä‘Æ°á»£c biáº¿t Ä‘áº¿n lÃ sÃ¢n chÆ¡i cÃ¡ cÆ°á»£c Ä‘áº³ng cáº¥p hÃ ng Ä‘áº§u thá»‹ trÆ°á»ng chÃ¢u Ã nÃ³i chung vÃ Viá»‡t Nam nÃ³i riÃªng. Vá»›i nhiá»u Ä‘iá»ƒm ná»•i báºt, thÆ°Æ¡ng hiá»‡u nÃ y Ä‘Ã£ thu hÃºt vÃ giá»¯ chÃ¢n hÃ ng triá»‡u cÆ°á»£c thá»§ tham gia má»—i ngÃ y. HÃ£y cÃ¹ng chÃºng tÃ´i khÃ¡m phÃ¡ nhá»¯ng Ä‘iá»ƒm háº¥p dáº«n vÃ cÃ¡c tá»±a game cÃ¡ cÆ°á»£c táº¡i Bsport.bond qua bÃ i viáº¿t sau. TÃ¬m hiá»ƒu Ä‘Ã´i nÃ©t vá» nhÃ cÃ¡i Bsport Giá»›i thiá»‡u vá» nhÃ cÃ¡i cÃ¡ cÆ°á»£c Bsport Bsport lÃ m
Hayato 2007/05/08
metadata

filesystem
ãƒªãƒ³ã‚¯
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